package J9_19;


import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        while (in.hasNextInt()) {
            int i = in.nextInt();
            switch (i) {
                case 1:
                    System.out.println("add");
                    break;
                case 2:
                    System.out.println("remove");
                    break;
                case 3:
                    System.out.println("update");
                    break;
                case 4:
                    System.out.println("select");
                    break;
            }
        }
    }
}
